<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="getDepartments">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="sn" label="部门编码" width="120" sortable>
      </el-table-column>
      <el-table-column prop="name" label="名称" width="180" sortable>
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <template scope="scope">
          <span style="color: #af345b" v-if="scope.row.state === 0">启用</span>
          <span style="color:#00b7ff" v-else-if="scope.row.state === -1">禁用</span>
          <span style="color:#fd4800" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="管理员" width="180" sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="180" sortable>
      </el-table-column>
      <el-table-column label="操作" >
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next"
                     @current-change="handleCurrentChange"
                     :page-size="pageSize"
                     :total="total"
                     style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面
        :visible.sync 控制当前窗体是否显示
        :rules  表单校验引用规则
        ref=  给当前表单取一个引用别名
    -->
    <el-dialog :title="title" :visible.sync="departmentFormVisible" :close-on-click-modal="false">
      <el-form :model="departmentForm" label-width="80px" :rules="departmentFormRules" ref="departmentForm">
        <el-form-item label="名称" prop="name">
          <el-input v-model="departmentForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="编号" prop="sn">
          <el-input v-model="departmentForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="departmentForm.state">
            <el-radio class="radio" :label="0">启用</el-radio>
            <el-radio class="radio" :label="-1">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="管理员">
          <!--<el-input v-model="departmentForm.manager" auto-complete="off"></el-input>-->
          <el-select v-model="departmentForm.manager" clearable value-key="id" placeholder="请选择">

            <el-option
                v-for="item in employees"
                :key="item.id"
                :label="item.username"
                :value="item">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: rgba(127,0,254,0.95); font-size: 15px">{{ item.phone}}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门">

          <!--:label 选择后展示在选择框中的内容
              :value 选择后你要传送给后端的值
           -->
          <el-cascader v-model="departmentForm.parent"
                       :options="deptTree"
                       :props="{
							   checkStrictly: true,
							   label: 'name',
							   value: 'id'
							}"
                       clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="departmentFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="departmentSubmit" :loading="departmentLoading">提交</el-button>
      </div>
    </el-dialog>

  </section>
</template>

<script>
import util from '../../common/js/util'
// import NProgress from 'nprogress'
import { getDepartmentListPage, removeDepartment, batchRemoveDepartment, departmentDepartment, addDepartment } from '../../api/api';

export default {
  data() {
    return {
      title:'',
      filters: {
        keyword: ''
      },
      departments: [],
      employees: [],
      deptTree:[],
      total: 0,
      pageSize:10,
      page: 1,
      listLoading: false,
      sels: [],//列表选中行

      departmentFormVisible: false,// 编辑界面是否显示
      departmentLoading: false,
      departmentFormRules: {// 申明表单属性的校验规则
        name: [
          { required: true, message: '请输入姓名', trigger: 'blur' }
        ],
        sn: [
          { required: true, message: '请输入编号', trigger: 'blur' }
        ]
      },
      //部门表单数据
      departmentForm: {
        id: null,
        name: "",
        sn: "",
        state: 0,
        manager: null,
        parent: null
      },
    }
  },
  methods: {

    handleCurrentChange(val) {
      this.page = val;
      this.getDepartments();
    },
    // 获取部门列表
    getDepartments() {
      let para = {
        currentPage: this.page,
        keyword: this.filters.keyword,
        pageSize:this.pageSize
      };
      this.listLoading = true;// 开启忙等框
      this.$http.post("/dept",para)
          .then(result=>{
            result = result.data;
            this.departments = result.rows;
            this.listLoading = false;// 关闭忙等框
            this.total = result.total;

          })
          .catch(result=>{
            console.log(result);
            alert("系统错误！");
          })
    },

    // 删除
    handleDel: function (index, row) {
      this.$confirm('确定删此条记录吗?', '提示你', {
        type: 'warning'
      }).then(() => {// 点击确定
        this.listLoading = true;// 开启忙等框
        // NProgress.start();
        this.$http.delete("/dept/"+row.id)
            .then(result=>{
              // 关闭忙等框
              this.listLoading = false;
              // 判断业务操作是否正常
              result  = result.data;
              if(result.success){
                this.$message({
                  message: '删除成功',
                  type: 'success'
                });
              }else{
                this.$message({
                  message: result.message,// 提示自己的业务出错
                  type: 'error'
                });
              }
              // 刷新页面
              // 需要重新刷新页面并且定位到第一页
              this.page = 1;
              this.getDepartments();
            })
            .catch(result=>{
              this.listLoading = false;
              //NProgress.done();
              this.$message({
                message: '删除失败',
                type: 'error'
              });
              // 失败了需要重新刷新页面并且定位到第一页
              this.page = 1;
              this.getDepartments();
            })
      }).catch(() => {// 点击取消

      });
    },
    // 编辑界面
    handleEdit: function (index, row) {
      this.getDeptTree();
      this.title = "编辑";
      this.departmentFormVisible = true;
      // Object.assign 克隆
      this.departmentForm = Object.assign({}, row);// 回显
      let dirPath = row.dirPath;
      if(dirPath){
        let array = dirPath.split("/");
        let parent = [];
        for(let i=1;i<array.length-1;i++){
          parent.push(parseInt(array[i]));
        }
        console.log(parent);
        this.departmentForm.parent = parent;
      }
    },
    // 新增界面
    handleAdd: function () {
      this.getDeptTree();
      this.title = "新增";
      this.departmentFormVisible = true;
      this.departmentForm = {// 清空历史遗留数据
        id: null,
        name: "",
        sn: "",
        state: 0,
        manager: null,
        parent: null
      };
    },
    // 表单提交
    departmentSubmit: function () {
      // 主动开启表单校验
      this.$refs.departmentForm.validate((valid) => {
        if (valid) {//校验通过
          this.$confirm('确认提交吗？', '提示你', {}).then(() => {
            this.departmentLoading = true;// 开启忙等框
            // NProgress.start();
            let para = Object.assign({}, this.departmentForm);// 克隆一份表单数据
            // 处理后台需要的数据格式
            if(para.parent){
              let parent = para.parent;
              // 拿到数组的最后一个
              let pid = parent[parent.length-1];
              // 重新设置parent的值
              para.parent = {"id":pid};
            }

            this.$http.put("/dept",para)
                .then(result=>{
                  result = result.data;// AjaxResult
                  this.departmentLoading = false;// 关闭忙等框
                  this.departmentFormVisible = false;// 关闭弹出框
                  if(result.success){
                    this.$message({
                      message: '操作成功',
                      type: 'success'
                    });
                  }else{
                    this.$message({
                      message: result.message,// 提示自己的业务出错
                      type: 'error'
                    });
                  }
                  // 刷新页面
                  // 需要重新刷新页面并且定位到第一页
                  this.page = 1;
                  this.getDepartments();

                })
                .catch(result=>{
                  this.departmentLoading = false;// 关闭忙等框
                  this.$message({
                    message: '操作失败',
                    type: 'error'
                  });
                })

            // departmentDepartment(para).then((res) => {
            //   this.departmentLoading = false;
            //   //NProgress.done();
            //   this.$message({
            //     message: '提交成功',
            //     type: 'success'
            //   });
            //   this.$refs['departmentForm'].resetFields();
            //   this.departmentFormVisible = false;
            //   this.getDepartments();
            // });
          });
        }
      });
    },
    selsChange: function (sels) {// 当前已选中的所有行的数据
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示你', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        // NProgress.start();
        this.$http.patch("/dept",ids)
            .then(result=>{
              // 关闭忙等框
              this.listLoading = false;
              // 判断业务的操作是否正常
              result  = result.data;// AjaxResult  {success:false,message:操作失败}
              if(result.success){
                this.$message({
                  message: '删除成功',
                  type: 'success'
                });
              }else{
                this.$message({
                  message: result.message,// 提示自己的业务出错
                  type: 'error'
                });
              }
              // 刷新页面
              // 需要重新刷新页面并且定位到第一页
              this.page = 1;
              this.getDepartments();
            })
            .catch(result=>{
              this.listLoading = false;
              // NProgress.done();
              this.$message({
                message: '删除失败',
                type: 'error'
              });
              // 失败了需要重新刷新页面并且定位到第一页
              this.page = 1;
              this.getDepartments();
            })

        // batchRemoveDepartment(para).then((res) => {
        //   this.listLoading = false;
        //   //NProgress.done();
        //   this.$message({
        //     message: '删除成功',
        //     type: 'success'
        //   });
        //   this.getDepartments();
        // });
      }).catch(() => {

      });
    },
    getEmployees(){
      this.$http.get("/employee")
          .then(result=>{
            result = result.data;// List<Employee>
            this.employees  = result;
          })
    },
    getDeptTree(){
      this.$http.get("/dept/tree")
          .then(result=>{
            result = result.data;// List<Department>
            this.deptTree  = result;
          })
    }
  },
  mounted() {
    this.getDepartments();
    this.getEmployees();
  }
}

</script>

<style scoped>
</style>